NDS Standard Rectangular Overlapping Black Valve Box Cover | NDS-113CB

The NDS STANDARD SERIES 14" x 19" rectangular valve box's overlapping covers prevent dirt and grass from settling between body and cover. UV inhibitors are added to prevent discoloration and deterioration; such as cracking or blistering.

• Injection molded of recycled polyolefin material with a melt index between 10-12.
• Coloring and UV stabilizers are added, along with processing lubricants when needed.
• The cover seat shall have 16 structural ribs on the underside of the seat, each with a minimum thickness of .250
• The 14" x 19" cover shall have an average thickness of .250